United States Department of the Interior, Douglas McKay, Secretary 

 Fish and Wildlife Service, John L . Farley, Director 



EFFECTS OF SOUND WAVES 

 ON YOUNG SALMON 



by 



Harvey L. Moore and H. William Newman 

 Fishery Research Biologists 



Special Scientific Report- -Fisheries No. 172 



Washington, D. C. 

 April 1956 



